dark star

noun Astronomy.

an invisible member of a binary or multiple star system.

Words nearby dark star

dark money, dark nebula, dark of the moon, dark reaction, dark slide, dark star, dark tourism, dark web, dark-adapted eye, dark-eyed junco, dark-field

British Dictionary definitions for dark star

dark star

noun

an invisible star known to exist only from observation of its radio, infrared, or other spectrum or of its gravitational effect, such as an invisible component of a binary or multiple star